EUROPEAN STANDARD EN 14399:2005

This specification, EN 14399:2005, defines the specifications for high-strength structural bolted assemblies. It covers a comprehensive range of bolted connections used in engineering applications. The standard provides guidelines for the design, production, inspection, and testing of bolted assemblies to ensure their performance. It also specifies

DIN 931 defines the specifications for six-sided head screws. These nuts are widely employed in numerous industries, from mechanical engineering toconstruction. The DIN 931 standard covers dimensions such as length and thread pitch. It also sets criteria for material grade and precision. Following DIN 931 ensures durable connections and improves